What was found
WHILE IN HEAVY MX IT WAS NOTED THAT THE EXISTING EXTERNAL REPAIR LOCATED AT BS 1179 BETWEEN STR. 20L-23R IS NON-COMPLIANT WITH SRM. THE EXISTING REPAIR WAS REMOVED, HFEC WAS PERFORMED WITH NO DEFECTS. FABRICATED DOUBLER FROM 2024 T3 .071" DIM 18.3" X 11.3", FABRICATED FILLER FROM 2024 T3 .063" DIM 3.5" X 2.5". INSTALLED REPAIR, NO OTHER DEFECTS WERE NOTED. ACFT WAS RETURNED TO SERVICE.